10 Popular Smartphone Games

Angry Birds, Brain Challenge and others offer hours of fun at little or no cost

En español | Maybe you bought a smartphone to increase your productivity at work, or in your own business, or for its content management capabilities with other platforms such as movies, televisions and computers. But this device can also be a source of entertainment. According to Mobclix, 70 percent of the applications installed on smartphones are games.

Besides being entertaining, games will sharpen your mind; they are an easy and fun way to improve your memory and concentration.

The number of available games is impressive. If you were to take every game available from all the main mobile platforms, they would add up to more than 60,000 titles. And that number keeps growing.

Here are some of the most entertaining games for your phone. These games are available on the most popular platforms, and they're free or at a low cost. They pose only one problem: They are highly addictive. Enjoy!

These furious birds that attack egg-stealing pigs constitute the most popular mobile game of 2010. It was number one in 67 countries and it continues to top sales and downloads (more than 14 million copies through the Apple Store alone). The game entails destroying the pigs' fortresses by throwing the birds with a slingshot. The best part: Despite being addictive, you don't have to play for hours on end. Enjoy during your spare time.